Sandal



FIG. 1 is a top view of the sandal showing my new design;

FIG. 2 is a bottom view of the sandal thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is an right side view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a front view of the sandal showing my new design.

The ornamental design for a sandal, as shown and described.